code: def on_trial_result(self, iteration, trials, trial, result, **info):
      print(f"TestLogger for trial {trial}: {result}")
  
file_path: ray/python/ray/tune/examples/logging_example.py
imports: import argparse
  import time
  from ray import train, tune
  from ray.tune.logger import LoggerCallback
label_desc: Use image node_id 1 for calling the TestLoggerCallback obj's underlying member method code with example usage: obj.on_trial_result(iteration, trials, trial, result) without return types